Description
vBulletin 5.5.4 through 5.6.2 allows remote command execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. NOTE: this issue exists because of an incomplete fix for CVE-2019-16759.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/Exploit, Third Party Advisory
- https://cwe.mitre.org/data/definitions/78.htmlTechnical Description
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patchPatch, Vendor Advisory
- https://seclists.org/fulldisclosure/2020/Aug/5Exploit, Mailing List, Third Party Advisory
- https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/Exploit, Third Party Advisory
- https://cwe.mitre.org/data/definitions/78.htmlTechnical Description
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patchPatch, Vendor Advisory
- https://seclists.org/fulldisclosure/2020/Aug/5Exploit, Mailing List, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17496US Government Resource
Timeline
- Published
- Aug 12, 2020
- Last modified
- Jun 17, 2026
- Added to CISA KEV
- Nov 3, 2021
- NVD status
- Analyzed